AD7175-2BRUZ-RL

Product Overview

Category

The AD7175-2BRUZ-RL belongs to the category of analog-to-digital converters (ADCs).

Use

This product is primarily used for converting analog signals into digital data. It is commonly employed in various applications such as industrial automation, medical devices, communication systems, and scientific instruments.

Characteristics

• High-resolution: The AD7175-2BRUZ-RL offers a resolution of up to 24 bits, allowing for precise conversion of analog signals.
• Low noise: It features a low noise performance, ensuring accurate signal acquisition even in noisy environments.
• High-speed conversion: With a maximum sampling rate of X samples per second, it enables fast and efficient data conversion.
• Flexible input options: The ADC supports various input voltage ranges, making it suitable for a wide range of applications.
• Low power consumption: The AD7175-2BRUZ-RL is designed to operate with low power consumption, making it ideal for battery-powered devices.

Package and Quantity

The AD7175-2BRUZ-RL is available in a small outline integrated circuit (SOIC) package. It is typically sold in reels containing a specified quantity of units, usually around 250 or 1000 pieces per reel.

Specifications

• Resolution: Up to 24 bits
• Input Voltage Range: ±Vref
• Sampling Rate: X samples per second
• Power Supply: +2.7 V to +5.25 V
• Operating Temperature Range: -40°C to +85°C
• Interface: SPI (Serial Peripheral Interface)

Pin Configuration

The AD7175-2BRUZ-RL has a total of 32 pins. The pin configuration is as follows:

1. Pin 1: VDD (Power supply)
2. Pin 2: VREF (Reference voltage)
3. Pin 3: AGND (Analog ground)
4. Pin 4: AIN1(+) (Positive analog input)
5. Pin 5: AIN1(-) (Negative analog input)
6. Pin 6: AIN2(+) (Positive analog input)
7. Pin 7: AIN2(-) (Negative analog input)
8. Pin 8: AVDD (Power supply for analog circuitry)
9. Pin 9: DVDD (Power supply for digital circuitry)
10. Pin 10: DGND (Digital ground)
11. Pin 11: SCLK (Serial clock input)
12. Pin 12: DIN (Data input)
13. Pin 13: DOUT (Data output)
14. Pin 14: CS (Chip select)
15. Pin 15: RDY (Ready signal output)
16. Pin 16: RESET (Reset input)
17. Pin 17: REFBUF (Reference buffer output)
18. Pin 18: REFIN(+) (Positive reference input)
19. Pin 19: REFIN(-) (Negative reference input)
20. Pin 20: EXTERNAL_CAP (External capacitor connection)

Functional Features

• High-resolution conversion: The AD7175-2BRUZ-RL provides accurate and high-resolution conversion of analog signals.
• Programmable gain amplifier: It includes a programmable gain amplifier that allows for amplification of weak input signals.
• On-chip calibration: The ADC features an on-chip calibration system, ensuring consistent performance over time.
• Digital filters: It incorporates digital filters to enhance the quality of the converted data by reducing noise and improving signal-to-noise ratio.
• Flexible interface: The SPI interface enables easy integration with microcontrollers and other digital devices.

Advantages and Disadvantages

Advantages

• High-resolution conversion for precise data acquisition.
• Low noise performance ensures accurate signal measurement.
• Flexible input voltage ranges cater to various applications.
• Low power consumption extends battery life in portable devices.
• On-chip calibration ensures consistent performance.

Disadvantages

• Limited maximum sampling rate compared to some other ADCs.
• Requires external components for proper operation.
• Relatively higher cost compared to lower-end ADCs.

Working Principles

The AD7175-2BRUZ-RL operates based on the successive approximation register (SAR) architecture. It converts analog signals into digital data by comparing the input voltage with a reference voltage and iteratively adjusting the digital representation until it converges to the closest value. The conversion process involves sampling, quantization, and encoding of the analog signal.

Detailed Application Field Plans

The AD7175-2BRUZ-RL finds application in various fields, including:

1. Industrial Automation: Used for precise measurement and control in industrial processes.
2. Medical Devices: Enables accurate data acquisition in medical instruments such as patient monitors and diagnostic equipment.
3. Communication